FROM G. M. KRZIZHANOVSKY AND V. I. LENIN

Copy via telegraph for Klaxon
telephonogram
19 April 1921

In addition to the information communicated by Klaxon concerning the work of the Madruk plant, it is desirable to obtain answers to the following questions: 1) are water-pressing operations conducted continuously or periodically; 2) the method of pressing, i.e., are filter-presses or special presses applied; 3) the systems and principles of operation of that intermediate machine which is necessary for the Hydrotorf for joint work with the Madruk plant; 4) how many units and what type of units provide the production capacity of the Madruk plant that is noted in the proposal.

Krzizhanovsky.

I request an answer immediately and no later than 21.IV. [327]

Lenin.